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drm/amdgpu: add debugfs access to the IP discovery table

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Useful for debugging and new asic validation.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-07-20 14:53:37 -04:00
parent f76f795a8f
commit 81d1bf01e4
2 changed files with 6 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -830,6 +830,7 @@ struct amdgpu_device {
struct notifier_block acpi_nb;
struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
struct debugfs_blob_wrapper debugfs_vbios_blob;
struct debugfs_blob_wrapper debugfs_discovery_blob;
struct mutex srbm_mutex;
/* GRBM index mutex. Protects concurrent access to GRBM index */
struct mutex grbm_idx_mutex;

5
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
View File

@ -1757,6 +1757,11 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
debugfs_create_blob("amdgpu_vbios", 0444, root,
&adev->debugfs_vbios_blob);
adev->debugfs_discovery_blob.data = adev->mman.discovery_bin;
adev->debugfs_discovery_blob.size = adev->mman.discovery_tmr_size;
debugfs_create_blob("amdgpu_discovery", 0444, root,
&adev->debugfs_discovery_blob);
return 0;
}